Erythema nodusum

Erythema nodusum, the commonest panniculitis, is characterised by painful, tender erythematous nodules most commonly located on the shins

There may be a prodomal illness of malaise, low-grade fever, cough and arthralgia prior to the appearance of nodules. 

It tends to heal without scars

Causes of erythema nodosum include: 
  • Infections 
    • Streptococcal – most commonly identifiable cause 
    • Mycoplasma 
    • Mycobacterium  (TB
    • Yersinia
    • Chlamydia 
    • Viral infections 
  • Drugs 
    • OCP 
    • Antibiotics 
    • Plus many more 
  • Other 

  • Treat underlying condition 
  • NSAIDs for pain 

author profile image

Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book.

Secret collector of interesting anonymised ECGs. Fan of the Bath Photomarathon. Lover of cream teas. [Sarah Hudson] (Your Picture)